<template>
    <div>
        <!-- 顶部标签页 -->
        <el-tabs v-model="searchForm.tab" @tab-change="getData">
            <el-tab-pane :label="item.name" :name="item.key" v-for="(item, index) in tabbars"
                :key="index"></el-tab-pane>
        </el-tabs>

        <!-- 搜索表单区域 -->
        <el-card shadow="never" class="border-0">
            <!-- 搜索 -->
            <Search :model="searchForm" @search="getData" @reset="resetSearchForm">
                <!-- 商品名称搜索 -->
                <SearchItem label="关键词">
                    <el-input v-model="searchForm.title" placeholder="商品名称" clearable></el-input>
                </SearchItem>

                <!-- 商品分类下拉选择 -->
                <template #show>
                    <SearchItem label="商品分类">
                        <el-select v-model="searchForm.category_id" placeholder="请选择商品分类" clearable>
                            <el-option v-for="item in category_list" :key="item.id" :label="item.name"
                                :value="item.id"></el-option>
                        </el-select>
                    </SearchItem>
                </template>
            </Search>

            <!-- 新增|刷新|批量删除|恢复商品|彻底删除|上架|下架 -->
            <ListHeader layout="create,refresh" @create="handleCreate" @refresh="getData">
                <el-button type="danger" size="small" @click="handleMultiDelete"
                    v-if="searchForm.tab != 'delete'">批量删除</el-button>
                <el-button type="warning" size="small" @click="handleRestoreGoods" v-else>恢复商品</el-button>
                <el-popconfirm v-if="searchForm.tab == 'delete'" title="是否要彻底删除该商品？" confirmButtonText="确认"
                    cancelButtonText="取消" @confirm="handleDestroyGoods">
                    <template #reference>
                        <el-button type="danger" size="small">彻底删除</el-button>
                    </template>
                </el-popconfirm>

                <el-button size="small" @click="handleMultiStatusChange(1)"
                    v-if="searchForm.tab == 'all' || searchForm.tab == 'off'">上架</el-button>
                <el-button size="small" @click="handleMultiStatusChange(0)"
                    v-if="searchForm.tab == 'all' || searchForm.tab == 'saling'">下架</el-button>
            </ListHeader>

            <!-- 表格数据展示区域 -->
            <el-table ref="multipleTableRef" @selection-change="handleSelectionChange" :data="tableData" stripe
                style="width: 100%" v-loading="loading">
                <el-table-column type="selection" width="55" />
                <!-- 商品列 -->
                <el-table-column label="商品" width="350">
                    <template #default="{ row }">
                        <div class="flex">
                            <!-- 商品图片展示区域 -->
                            <el-image class="mr-3 rounded" :src="row.cover" fit="cover" :lazy="true"
                                style="width: 50px; height: 50px;"></el-image>

                            <!-- 商品名称展示区域 -->
                            <div class="flex-1">
                                <p>{{ row.title }}</p>

                                <!-- 价格信息展示区域，包括原价和现价 -->
                                <div>
                                    <span class="text-rose-500">¥{{ row.min_price }}</span>
                                    <el-divider direction="vertical" />
                                    <span class="text-gray-500 text-xs">¥{{ row.min_oprice }}</span>
                                </div>

                                <!-- 分类、创建时间信息展示区域 -->
                                <p class="text-gray-400 text-xs mb-1">分类：{{ row.category ? row.category.name : "未分类" }}
                                </p>
                                <p class="text-gray-400 text-xs mb-1">创建时间：{{ row.create_time }}</p>
                            </div>
                        </div>
                    </template>
                </el-table-column>

                <!-- 销量列 -->
                <el-table-column label="实际销量" width="120" prop="sale_count" align="center" />

                <!-- 商品状态列 -->
                <el-table-column label="商品状态" width="120">
                    <template #default="{ row }">
                        <el-tag :type="row.status ? 'success' : 'danger'" size="small">
                            {{ row.status ? '上架' : '仓库' }}
                        </el-tag>
                    </template>
                </el-table-column>

                <!-- 审核状态列 -->
                <el-table-column label="审核状态" width="120" align="center" v-if="searchForm.tab != 'delete'">
                    <template #default="{ row }">
                        <div class="flex flex-col" v-if="row.ischeck == 0">
                            <el-button type="success" size="small" plain>审核通过</el-button>
                            <el-button class="mt-2 !ml-0" type="danger" size="small" plain>审核拒绝</el-button>
                        </div>
                        <span v-else>{{ row.ischeck == 1 ? '通过' : '拒绝' }}</span>
                    </template>
                </el-table-column>

                <!-- 总库存列 -->
                <el-table-column label="总库存" width="120" prop="stock" align="center" />

                <el-table-column label="操作" align="center">
                    <template #default="scope">
                        <div v-if="searchForm.tab != 'delete'">
                            <!-- 修改按钮 -->
                            <el-button class="px-1" type="primary" size="small" text
                                @click="handleEdit(scope.row)">修改</el-button>

                            <!-- 商品规格按钮 -->
                            <el-button class="px-1" :type="(scope.row.sku_type == 0 && !scope.row.sku_value) || (scope.row.
                                sku_type == 1 && !scope.row.goods_skus.length) ? 'danger' : 'primary'" size="small"
                                text @click="handleSetGoodsSkus(scope.row)"
                                :loading="scope.row.skusLoading">商品规格</el-button>

                            <!-- 设置轮播图按钮 -->
                            <el-button class="px-1" :type="scope.row.goods_banner.length == 0 ? 'danger' : 'primary'"
                                size="small" text @click="handleSetGoodsBanners(scope.row)"
                                :loading="scope.row.bannersLoading">设置轮播图</el-button>

                            <!-- 商品详情按钮 -->
                            <el-button class="px-1" :type="!scope.row.content ? 'danger' : 'primary'" size="small" text
                                @click="handleSetGoodsContent(scope.row)"
                                :loading="scope.row.contentLoading">商品详情</el-button>

                            <!-- 删除按钮 -->
                            <el-popconfirm title="是否要删除该商品？" confirmButtonText="确认" cancelButtonText="取消"
                                @confirm="handleDelete([scope.row.id])">
                                <template #reference>
                                    <el-button class="px-1" text type="primary" size="small">删除</el-button>
                                </template>
                            </el-popconfirm>
                        </div>
                        <span v-else>暂无操作</span>
                    </template>
                </el-table-column>
            </el-table>

            <!-- 分页组件 -->
            <div class="flex items-center justify-center mt-5">
                <el-pagination background layout="prev, pager , next" :total="total" :current-page="currentPage"
                    :page-size="limit" @current-change="getData" />
            </div>

            <!-- 表单弹窗 -->
            <FormDrawer ref="formDrawerRef" :title="drawerTitle" @submit="handleSubmit">
                <el-form :model="form" ref="formRef" :rules="rules" label-width="80px" :inline="false">
                    <el-form-item label="商品名称" prop="title">
                        <el-input v-model="form.title" placeholder="请输入商品名称,不能超过60个字符"></el-input>
                    </el-form-item>

                    <el-form-item label="封面" prop="cover">
                        <ChooseImage v-model="form.cover" />
                    </el-form-item>

                    <el-form-item label="商品分类" prop="category_id">
                        <el-select v-model="form.category_id" placeholder="选择商品分类">
                            <el-option v-for="item in category_list" :key="item.id" :label="item.name" :value="item.id">
                            </el-option>
                        </el-select>
                    </el-form-item>

                    <el-form-item label="商品描述" prop="desc">
                        <el-input type="textarea" v-model="form.desc" placeholder="选填，商品卖点简述"></el-input>
                    </el-form-item>

                    <el-form-item label="单位" prop="unit">
                        <el-input v-model="form.unit" placeholder="请输入单位" style="width: 50%;"></el-input>
                    </el-form-item>

                    <el-form-item label="总库存" prop="stock">
                        <el-input v-model="form.stock" type="number" style="width: 40%;">
                            <template #append>件</template>
                        </el-input>
                    </el-form-item>

                    <el-form-item label="库存预警" prop="min_stock">
                        <el-input v-model="form.min_stock" type="number" style="width: 40%;">
                            <template #append>件</template>
                        </el-input>
                    </el-form-item>

                    <el-form-item label="最低销售价" prop="min_price">
                        <el-input v-model="form.min_price" type="number" style="width: 40%;">
                            <template #append>元</template>
                        </el-input>
                    </el-form-item>

                    <el-form-item label="最低原价" prop="min_oprice">
                        <el-input v-model="form.min_oprice" type="number" style="width: 40%;">
                            <template #append>元</template>
                        </el-input>
                    </el-form-item>

                    <el-form-item label="库存显示" prop="stock_display">
                        <el-radio-group v-model="form.stock_display">
                            <el-radio :label="0">隐藏</el-radio>
                            <el-radio :label="1">显示</el-radio>
                        </el-radio-group>
                    </el-form-item>

                    <el-form-item label="是否上架" prop="status">
                        <el-radio-group v-model="form.status">
                            <el-radio :label="0">放入仓库</el-radio>
                            <el-radio :label="1">立即上架</el-radio>
                        </el-radio-group>
                    </el-form-item>
                </el-form>
            </FormDrawer>
        </el-card>

        <banners ref="bannersRef" @reload-data="getData" />
        <content ref="contentRef" @reload-data="getData" />
        <skus ref="skusRef" @reload-data="getData" />
    </div>
</template>

<script setup>
import { ref } from 'vue'
import ListHeader from '~/components/ListHeader.vue'
import FormDrawer from '~/components/FormDrawer.vue'
import ChooseImage from '~/components/ChooseImage.vue'
import Search from '~/components/Search.vue'
import SearchItem from '~/components/SearchItem.vue'
import banners from './banners.vue'
import content from './content.vue'
import skus from './skus.vue'
import { toast } from "~/composables/util"

import {
    useInitTable,
    useInitForm
} from '~/composables/useCommon.js'

import { getCategoryList } from '~/api/category.js'
import {
    updateGoodsStatus,
    getGoodsList,
    createGoods,
    updateGoods,
    deleteGoods,
    restoreGoods,
    destroyGoods
} from '~/api/goods.js'

// 列表|分页|搜索|删除|修改状态|多选框|批量删除
const {
    handleSelectionChange,
    multipleTableRef,
    handleMultiDelete,

    searchForm,
    resetSearchForm,
    tableData,
    loading,
    currentPage,
    total,
    limit,
    getData,
    handleDelete,
    handleMultiStatusChange,
    multiSelectionIds
} = useInitTable({
    searchForm: {
        title: "",
        tab: "all",
        category_id: null
    },
    getList: getGoodsList,
    onGetListSuccess: (res) => {
        tableData.value = res.list.map(o => {
            o.bannersLoading = false
            o.contentLoading = false
            o.skusLoading = false
            return o
        })
        total.value = res.totalCount
    },
    delete: deleteGoods,
    updateStatus: updateGoodsStatus
})

// 新增|修改
const {
    formDrawerRef,
    formRef,
    form,
    rules,
    drawerTitle,
    handleSubmit,
    handleCreate,
    handleEdit
} = useInitForm({
    form: {
        title: null,  // 商品名称
        category_id: null,  // 商品分类
        cover: null,  // 商品封面
        desc: null,  // 商品描述
        unit: "件",  // 商品单位
        stock: 100,  // 总库存
        min_stock: 10,  // 库存预警
        status: 1,  // 是否上架0仓库1上架
        stock_display: 1,  // 库存显示0隐藏1显示
        min_price: 0,  // 最低销售价
        min_oprice: 0  // 最低原价
    },
    getData,
    update: updateGoods,
    create: createGoods
})

const tabbars = [{
    key: "all",
    name: "全部"
}, {
    key: "checking",
    name: "审核中"
}, {
    key: "saling",
    name: "出售中"
}, {
    key: "off",
    name: "已下架"
}, {
    key: "min_stock",
    name: "库存预警"
}, {
    key: "delete",
    name: "回收站"
}]

//商品分类
const category_list = ref([])
getCategoryList().then(res => category_list.value = res)

// 设置轮播图
const bannersRef = ref(null)
const handleSetGoodsBanners = (row) => bannersRef.value.open(row)

// 设置商品详情
const contentRef = ref(null)
const handleSetGoodsContent = (row) => contentRef.value.open(row)

// 设置商品规格
const skusRef = ref(null)
const handleSetGoodsSkus = (row) => skusRef.value.open(row)

// 恢复商品
const handleRestoreGoods = () => useMultiAction(restoreGoods, "恢复")

// 彻底删除商品
const handleDestroyGoods = () => useMultiAction(destroyGoods, "彻底删除")

// 批量操作
function useMultiAction(func, msg) {
    loading.value = true
    func(multiSelectionIds.value).then(res => {
        toast(msg + "成功")
        // 清空选中
        if (multipleTableRef.value) {
            multipleTableRef.value.clearSelection()
        }
        getData()
    }).finally(() => {
        loading.value = false
    })
}
</script>